Millies HVACHVAC contractor in Potomac, MD
Millies HVAC is an HVAC contractor in Potomac, MD, rated 2.0 from 1 Google review. Open 24 hours a day, 7 days a week.
Potomac, MD0 paid placements in any rankingHow we rank
Key facts
| Phone | (571) 762-4100 |
|---|---|
| Website | millieshvac.com |
| Hours | Open 24 hours, 7 days a week |
| Google rating | 2.0 from 1 Google review |
Trades
Each trade shows the evidence we matched it on.
- HVACmain tradeGoogle main category
Service area
Serves Potomac and 11 towns within 25 miles: Bethesda, Travilah, Chevy Chase, North Bethesda, North Potomac, South Kensington, North Kensington, Forest Glen, Rockville, Darnestown and Silver Spring.
Based in Potomac, MDView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
- Open 24/7
- Open evenings — no
- Open Saturdays
- Open Sundays
- Emergency service
Typical heating and cooling prices
| Job | Low | Typical | High |
|---|---|---|---|
| AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range | $3,887 | $5,978 | $8,073 |
| Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range | $2,823 | $4,814 | $6,896 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Questions about Millies HVAC
What are Millies HVAC’s hours?
Millies HVAC is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.
What areas does Millies HVAC serve?
Serves Potomac and 11 towns within 25 miles: Bethesda, Travilah, Chevy Chase, North Bethesda, North Potomac, South Kensington, North Kensington, Forest Glen, Rockville, Darnestown and Silver Spring. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.
What do Google reviews say about Millies HVAC?
Millies HVAC has a rating of 2.0 from 1 Google review. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Millies HVAC?
Call Millies HVAC on (571) 762-4100. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Millies HVAC? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.